For the pair of functions, find the indicated domain.f(x) = 2x - 5, g(x) = 
Find the domain of g ? f.
A. (-3, 3)
B. [-?,1)
C. [1, ?)
D. [3, ?)
Answer: C
Mathematics
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Answer each question appropriately.Suppose that 
= 10. Find 
, if f is odd.
A. 30 B. -10 C. 10 D. -30
Mathematics
Find a polar equation for the circle.x2 + (y + 4)2 = 16
A. r = 4 cos ? B. r = 4 sin ? C. r = -8 sin ? D. r = -8 cos ?
Mathematics
Find the extreme values of the function subject to the given constraint.
A. Maximum: 4 at 
minimum: -4 at 
B. Maximum: 18 at 
minimum: -18 at 
C. Maximum: 4 at 
minimum: -4 at 
D. Maximum: 18 at 
minimum: -18 at 
Mathematics
Solve the problem.Use the comparison line graph to determine how many more hours David needed to prepare for Test 4 than Jennifer.
A. 3 B. 0 C. 1 D. 2
Mathematics